The SoundTools CAT Box 4 Send/Return is a stage box unit that allows you to run mic level, line level analog, AES3, DMX and/or com down a single Cat5e, Cat6, or Cat7 cable.
2 Male and 2 Female XLRs for easy signal send/return
Compatible with AES3, DMX, COM and other 3-pin XLR based signals
FMX: 2 Female XLRs (Inputs) + 2 Male XLRs (Outputs)